/*
 * Copyright 2006-2007 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package asphalt2.util{
	import flash.events.TimerEvent;
	import flash.utils.Timer;
	
	import mx.managers.CursorManager;
	
	/**
	 * BusyCursor
	 * @author c9katayama
	 */	
	public class BusyCursor{
		private static var count:int;
		
		public static function show():void{
			if(count == 0){
				CursorManager.setBusyCursor();
			}
			count++;
		}
		public static function hide():void{
			var t:Timer = new Timer(1,1);
			t.addEventListener(TimerEvent.TIMER,_hide);
			t.start();
		}
		private static function _hide(e:*):void{
			if(count > 0){
				count--;
				if(count == 0){
					reset();
				}
			}
		}
		public static function reset():void{
			CursorManager.removeBusyCursor();
			count = 0;			
		}	
	}
}